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Grand Wash springsnail : ウィキペディア英語版 | Grand Wash springsnail
The Grand Wash springsnail (''Pyrgulopsis bacchus'') is a species of freshwater snail in the family Hydrobiidae, the mud snails. It is endemic to Mohave County, Arizona, in the United States.〔NatureServe. 2014. (''Pyrgulopsis bacchus''. ) NatureServe Explorer. Version 7.1. Accessed September 11, 2014.〕 The snail is known only from Grand Wash, a watershed near Lake Mead.〔 Shells that may belong to this species have also been collected in southern Nevada.〔(''Pyrgulopsis bacchus''. ) Invertebrate Abstracts. Arizona Game and Fish Department.〕 The snail occurs in a few springs in its range, where it feeds on algae and detritus. Though very limited in distribution, it can be abundant in its native springs, with up to 50 individuals congregating on a single leaf in the water.〔 ==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Grand Wash springsnail」の詳細全文を読む
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